Here are today's top Wall Street analyst ratings where finbox.io's unbiased fair value estimates support the recommendation.Top Upgrades Bank of America upgraded America Movil (AMX) from Neutral to Buy. Shares currently have about 30% upside.BMO Capital Markets reiterated its Buy rating for Tyson Foods (TSN) with an $84 price target. Finbox.io's fair value estimate is closer to $72 per share which still represents over 20% margin of safety.Berenberg Bank initiated coverage on Goodyear Tire & Rubber Co. (GT) at a Buy rating. Eleven valuation models imply a fair value of $36.50 per share representing 20% upside.Continue reading for free here